The thing about living alone is that it gives you a lot of time to think. You don't necessarily reach any conclusions, because wisdom is largely a function of intelligence and self-awareness, not time on your hands. But you do become very good at thinking yourself into endless loops of desperation in half the time it would take a normal person

Our minds, unedited by guilt or shame, are not for public consumption, because they would either be hurtful or else just make us look like the selfish and unkind bastards we are. We don't share thoughts, we share carefully sanitized, watered-down versions of them